format code.
remove original anti-baidu.js.
merge multiple file(anti-baidu.js, loader.js) into single file.
rename loader.js to anti-baidu.js
generate anti-baidu.min.js minified file.
add script version.
keep old version compatibility.
add anti-baidu-latest.js
Merge branch 'single_file'
modified README.md
shit... forget add semicolon.....
Merge branch 'single_file'
Merge branch 'master' into gh-pages